#include <iostream>
using namespace std;
int n;
int main() {
cin >> n;
while(n != 0) {
int s = 1, e = 50;
while(s<=e) {
int mid = (s+e)/2;
cout << mid << " ";
if(mid > n) {
e = mid -1;
}
else if(mid < n){
s = mid + 1;
}
else {
break;
}
}
cout <<"\n";
cin >> n;
}
}